Chapter 3-5 "Multiplication Properties and Division Rules"

10 x 9 = 9 x 10

• Associative
• Commutative
• Identity
• Zero

Tags

CCSS.3.OA.B.5

(6 x 20) x 5 = 6 x (20 x 5)

• Associative

• Commutative

• Identity

• Zero

Tags

CCSS.3.OA.B.5

What does the Commutative Property mean?

• When you can group numbers in any order
• when you can multiply numbers in any order
• when you multiply anything by zero you get zero

Tags

CCSS.3.OA.B.5

What does the Associative Property mean?

• When you can group in any order
• When you can multiply in any order
• When you multiply anything by 1 and get the same number

Tags

CCSS.3.OA.B.5

What does product mean?

• Answer to a addition problem
• Answer to a subtraction problem
• Answer to a division problem
• Answer to a multiplication problem

Tags

CCSS.3.OA.A.1

The Identity property tells us that any number multiplied by 1 is that number. Which expression below is an example of this property?

• 2 x 0 = 0

• 2 x 2 = 4

• 2 + 1 = 3

• 2 x 1 = 2

The Zero Property of Multiplication states that any number multiplied by zero is equal to zero.

Which expression below is an example of this property?

• 3 x 1 = 3

• 3 x 0 = 0

• 3 + 1 = 4

• 3 + 0 = 3

What number can I multiply ANY number by, and get that number?

• 2
• 0
• 10
• 1

If you multiply any number times 0, which of these is true?

• The product will be the number you are multiplying 0 by.
• The product will always be 1.
• The product does not exist.
• The product will always be 0.

Tags

CCSS.4.NBT.B.5

Identity Property of Multiplication

• 3 x 4 = 12

  4 x 3 = 12

• 7 x 1 = 7

• 6 x 0 = 0

• 8 $\div$ 1=8